#!/bin/bash
function s1_goto_dir(){
   cd"$1"
}
function s2_touch_empty_file_with_given_name(){
    touch  "$1"
}

function s3_make_diretories(){
     mkdir -p./projects/{git,backuup}
}

function s4_create_6_files(){
    touch ./projects/linux{1,2}_{centos,redhat,c_programming}
}

function s5_make_directories_in_git(){
    mkdir -p./projects/git/linux{1,2}
}

function s6_move_files_to_dir_1_or_2(){
  mv./projects/linux1*./projects/git/linux1
  mv./projects/linux2*./projects/git/linux2
}

function s7_create_package_and_coompress(){
tar -czvf./projeccts/backuup/git.tar.gz./projects/git
}

function s8_delete_dir_git(){
   rm -rf./projects/git
}

function s9_recover_from_git_tar_gz_backup(){
   tar -zxvf./projects/backup/git.tar.gz./projects/
}

function s10_create_package_and_compress(){
    tar -jcvf./projects/backup/giy.tar.bz2./projects/git
}

function s11_find_and_sort_alphabetically_all_crreated_files_and_dirs(){
   find./projects|sort
}

function s12_get_next_15_minutes_boundary(){
   date+'%Y-%m-%d_%H:%M:%S' -d@$(($(date + %s)/900*900+900))
}

